Finding the Fourth Proportional to 12,385.44, 17,087.76 and 7,076.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,385.44 : 17,087.76 = 7,076.52 : x
2. Step 2: Convert to fraction form
   12,385.44/17,087.76 = 7,076.52/x
3. Step 3: Cross multiply
   12,385.44x = 17,087.76 × 7,076.52
4. Step 4: Simplify right side
   12,385.44x = 120,921,875.40
5. Step 5: Solve for x
   x = 120,921,875.40/12,385.44
6. Step 6: Final answer
   x = 9,763.23